85859518

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1240

約数の個数: 24

約数和(自身を含む): 137297160

約数和(自身を除く): 51437642

約数列:

[1, 2, 19, 38, 109, 218, 361, 722, 1091, 2071, 2182, 4142, 20729, 39349, 41458, 78698, 118919, 237838, 393851, 787702, 2259461, 4518922, 42929759, 85859518]

約数ペア:

[(1, 85859518), (2, 42929759), (19, 4518922), (38, 2259461), (109, 787702), (218, 393851), (361, 237838), (722, 118919), (1091, 78698), (2071, 41458), (2182, 39349), (4142, 20729)]